Hoefer HE33B Mini Horizontal Agarose Electrophoresis Unit
Gel Dimensions (W x L)
7 x 10 cm
Maximum Power Settings
500 V for (5 min or less), 500 mA, 15 W
Maximum Buffer Volume
250 ml
Features
- Fast separations—run a 7 x 10 cm gel in as little as 5 minutes
- UV transparent running tray—allows the user to image the gel without risk of damage due to handling
- Variety of comb sizes—enables customization of sample throughput to fit your laboratory’s requirements
- Adjustable comb height—complete control over well depth
The Hoefer HE33B Mini Horizontal Agarose Electrophoresis Unit is an efficient and compact system specifically designed for rapid DNA separation in agarose gels. Ideal for labs requiring quick results, this unit can run a 7 x 10 cm gel in as little as five minutes, allowing for fast DNA fragment analysis. With a UV-transparent running tray, the HE33B enables users to image the gel directly without handling, minimizing the risk of damage and preserving sample integrity.
Equipped with a versatile array of comb sizes and adjustable comb height, this unit allows for precise control over well depth and sample throughput, offering customizable options to fit various lab requirements. To achieve passive cooling, the clear molded base can be pre-filled with 50% ethylene glycol coolant, sealed, and frozen or chilled before use, ensuring consistent performance. Designed for durability, the HE33B operates smoothly within standard lab conditions, handling temperatures up to 50°C and humidity levels up to 80%, with power settings of up to 500 V for brief runs.
Please note, the dropdown menu allows selection of a complete package, which includes:
- Buffer Chamber Assembly
- Safety Lid with High Voltage Leads
- Running Tray
- Casting Tray
- Foam Gaskets, 4 pcs
- Bubble Level
- 1.5 mm thick, 8-well comb
- Comb Back
INCLUDED:
The Hoefer HE33B Mini Horizontal Agarose Electrophoresis Unit includes:
- Buffer Chamber Assembly
- Safety Lid with High Voltage Leads
- Running Tray
- Casting Tray
- Foam Gaskets, 4 pcs
- Bubble Level
- Operator’s Guide
- Manufacturer’s Documentation
- 1 Year Manufacturer’s Warranty
Hoefer HE33B Mini Horizontal Agarose Electrophoresis Unit Specifications
| Gel Dimensions (W x L) | 7 x 10 cm |
| Maximum Buffer Volume | 250 ml |
| Maximum Power Settings | 500 V for (5 min or less), 500 mA, 15 W |
| Maximum Sample Capacity | 32 |
| Maximum Temperature | 50°C |
| Indoor Use | 4 to 40°C |
| Humidity | Up to 80% |
| Unit Dimensions (L x H x W) | 9.4 x 2.8 x 5.1 in. (24 x 7 x 13 cm) |
| Basic Unit Weight | 1.76 lb. (0.80 kg) |
Comparison of Models
| Spec / Product | Hoefer HE33B Mini Horizontal Agarose Electrophoresis Unit | Hoefer HE99X Max Horizontal Agarose Electrophoresis Unit | Hoefer HE-PLUS Horizontal Nucleic Acid Electrophoresis System |
| Gel Dimensions | 7 x 10 cm | 15 x 20 cm, 15 x 15 cm, or 15 x 10 cm | 4.9 x 5.1 in. (12.5 x 13.0 cm) |
| Max. Sample Capacity | 32 | 60 | 112 samples (4 combs, 28 samples each) |
| Max. Buffer Capacity | 250 ml | 1.2 L | 350 ml |
| Max. Power Settings | 500 V for (5 min or less), 500 mA, 15 W | 200 V, 100 mA, 20 W | 150 volts, 400 mA, and 45 watts |
| Dimensions | 9.4 x 2.8 x 5.1 in. (24 x 7 x 13 cm) | 14.17 x 5.51 x 7.17 in. (36 x 14 x 18.2 cm) | 9.6 x 6.7 x 2.4 in. (24.5 x 17.0 x 6.2 cm) |








